20148613289

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{421987}}^1$

素因数の和:422372

約数の個数: 16

約数和(自身を含む): 24306508800

約数和(自身を除く): 4157895511

約数列:

[1, 7, 19, 133, 359, 2513, 6821, 47747, 421987, 2953909, 8017753, 56124271, 151493333, 1060453331, 2878373327, 20148613289]

約数ペア:

[(1, 20148613289), (7, 2878373327), (19, 1060453331), (133, 151493333), (359, 56124271), (2513, 8017753), (6821, 2953909), (47747, 421987)]